Los Angeles County property record for 21642 High Bluff Rd, Diamond Bar, CA 91765
| Property Type | Single Family Home |
|---|---|
| Details | 3 bd · 3 ba · 3,006 sqft · built 1978 |
| Lot Size | 0.644 acres (28,062 sqft) |
| Owner | Individual Name on Record |
| Last Sale | $1,680,000 (Aug 2026) |
| Tax Bill | $17,444 (2025) |
| Deeds & Mortgages | Aug 2026 Sale & Mortgage Aug 2026 Sale + 4 more |
| Flood Zone | Zone X (minimal risk) |
| APN | 8714-008-024 |
| Primary APN | 8714-008-024 |
|---|
| Bedrooms | 3 Beds |
|---|---|
| Full Baths | 3 Baths |
| Total Rooms | 9 Rooms |
| Stories | 2 Stories |
| Building Area | 3,006 sqft Living Area |
| Fireplaces | 1 Fireplace |
| Fireplace | Fireplace |
| Year Built | Built 1978 |
|---|---|
| Effective Year Built | Effective 1979 |
| Architectural Style | Contemporary |
| Exterior Material | Stucco |
| Construction Type | Wood |
| Roof Material | Wood Shingle |
| Lot Area | 28,062 sqft (0.644 acres) |
| Cooling System | Central |
|---|---|
| Heating System | Central |
| Sewer | Municipal |
| Water Source | Commercial |
| Street Address | 21642 HIGH BLUFF RD |
|---|---|
| City | DIAMOND BAR |
| State | CA |
| Zip | 91765-3834 |
| Property Category | Residential |
| Property Type | Residential > Single Family > Home |
| Local Zoning Code | LCR19000* |
| Legal Description | *TR=33602 LOT 4 |
| Legal Subdivision | 33602 |
| Legal Tract | 33602 |
| Legal Block | 2 |
| Legal Lot Number | 4 |
| Jurisdiction | LOS ANGELES CA |
| Township / Civil Division | EAST SAN GABRIEL VALLEY |
| Census Block Group | 2 |
| Census Block | 2011 |
| Census Tract | 403325 |
Source: Los Angeles County records, as of October 19, 2026
Owner names and exact recorded amounts shown locked on this page are available instantly with a free trial.
| Owner of Record | Individual Name on Record |
|---|---|
| Mailing Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Occupancy | Owner Occupied |
| Owner Type | Individual |
| Vesting | Sole Owner |
| Date | Document |
|---|---|
| Aug 21, 2026 | Grant Deed, Transfer · Conventional Mortgage PREFERRED BANK |
| Aug 21, 2026 | Grant Deed, Transfer CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE |
| Dec 8, 2021 | Deed of Trust, Mortgage · Conventional Mortgage ALLY BANK |
| Apr 7, 2026 | Gift Deed, Transfer · Conventional Mortgage MORTGAGE MORTGAGE |
| Sep 15, 2023 | Intrafamily Transfer, Transfer ACCOMODATION, ACCOMMODATION |
| Jul 9, 2021 | Grant Deed, Transfer · Conventional Mortgage HOMETOWN LENDERS INC |
| Deed Names | Name on Deed |
|---|---|
| Last Sale | Aug 21, 2026 · Amount on Record |
| Deed Sale | Aug 21, 2026 · Amount on Record |
| Prior Sale | Jul 9, 2021 · Amount on Record |
| Deed Document Number | 2026626186 |
| Prior Transfer Date | Apr 1, 2026 |
| Prior Transfer Doc | 0000240953 |
| Record Updated | Oct 29, 2026 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Aug 21, 2026 |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000626186 |
| Instrument Date | Aug 14, 2026 |
| Instrument | 2026626186 |
| Transaction Type | Transfer |
| Record Updated | Aug 27, 2026 |
| Title Company | CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $186,648.00 |
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Sole Owner |
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000626187, |
|---|---|
| Date | Aug 21, 2026 |
| Instrument | 2026626187 |
| Name | PREFERRED BANK |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Sep 1, 2056 |
| Rate Type | Adjustable Rate |
|---|---|
| Rate | 5.88% |
| Initial Type | Adjustable Rate |
| Adjustable | Adjustable Rate Rider |
| Max Rate | -1% |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Aug 21, 2026 |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000626185 |
| Instrument Date | Jul 13, 2026 |
| Instrument | 2026626185 |
| Transaction Type | Transfer |
| Record Updated | Aug 27, 2026 |
| Title Company | CALIFORNIA BEST TITLE CO, CALIFORNIA BEST TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Sole Owner |
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Type | Deed of Trust |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Transaction Type | Mortgage |
| Record Updated | Apr 20, 2026 |
| Name | Verified Name |
|---|---|
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0001824623 |
|---|---|
| Date | Dec 8, 2021 |
| Instrument | 21-1824623 |
| Name | ALLY BANK |
|---|---|
| Type | Bank |
| Address | CHARLOTTE, NC 28202 |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Dec 1, 2051 |
| Document Type | Gift Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Apr 7, 2026 |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000240953 |
| Instrument Date | Apr 1, 2026 |
| Instrument | 2026240953 |
| Transaction Type | Transfer |
| Record Updated | Oct 16, 2026 |
| Title Company | IN TITLE, FIN TITLE |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Full Amount Stated |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Joint Tenants |
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000240954, |
|---|---|
| Date | Apr 7, 2026 |
| Instrument | 2026240954 |
| Name | MORTGAGE MORTGAGE |
|---|
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | May 1, 2056 |
| Rate Type | Fixed Rate |
|---|---|
| Initial Type | Fixed Rate |
| Max Rate | -1% |
| Document Type | Intrafamily Transfer |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Sep 15, 2023 |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0000616283 |
| Map Reference | MB 895 PG 67&68 |
| Instrument Date | Sep 11, 2023 |
| Instrument | 23-0616283 |
| Transaction Type | Transfer |
| Record Updated | Sep 22, 2023 |
| Title Company | ACCOMODATION, ACCOMMODATION |
| Tax | $0.00 |
|---|---|
| Amount Accuracy | Transfer Tax Exempt |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Type | Grant Deed |
|---|---|
| Jurisdiction | LOS ANGELES CA |
| Recording Date | Jul 9, 2021 |
| Property Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0001067344 |
| Map Reference | MB 895 PG 67&68 |
| Instrument Date | Jul 2, 2021 |
| Instrument | 21-1067344 |
| Transaction Type | Transfer |
| Record Updated | Jul 26, 2021 |
| Title Company | WFG NATIONAL TITLE CO OF CA |
| Amount | Amount Recorded |
|---|---|
| Downpayment | Downpayment on Record |
| Loan-to-Value (LTV) | LTV on Record |
| Tax | $0.00 |
| Amount Accuracy | Rounded by County |
| Additional |
|
| Name | Verified Name |
|---|
| Name | Verified Name |
|---|---|
| Relationship | Community Property with Right of Survivorship |
| Address | 21642 HIGH BLUFF RD, DIAMOND BAR, CA 91765-3834 |
| Document Number | 0001067345 |
|---|---|
| Date | Jul 9, 2021 |
| Instrument | 21-1067345 |
| Name | HOMETOWN LENDERS INC |
|---|---|
| Type | Mortgage Company |
| Type | Conventional Mortgage |
|---|---|
| Amount | Amount Recorded |
| Term | 361 Months |
| Due | Aug 1, 2051 |
| Document Number | 0001067346 |
|---|---|
| Date | Jul 9, 2021 |
| Instrument | 21-1067346 |
| Name | UNIVERSITY CU |
|---|---|
| Type | Credit Union |
| Address | LOS ANGELES, CA 90025 |
| Type | Line of Credit |
|---|---|
| Amount | Amount Recorded |
| Term | 360 Months |
| Due | Jul 8, 2051 |
| Rate Type | Adjustable Rate |
|---|---|
| Change Frequency | Monthly |
Source: Los Angeles County assessment roll, as of August 25, 2026
| Type | Name |
|---|---|
| State | California |
| County | Los Angeles County |
| Municipality | Diamond Bar City |
| Unified School District | Walnut Valley Unified School District (KG - 12) |
| Year | Tax Bill | Assessed Value |
|---|---|---|
| 2026 | $1,412,573 (+2%) Land $865,945 Building $546,628 | |
| 2025 | $17,444.00 (+8.14%) | $1,384,876 (+4.04%) Land $848,966 Building $535,910 |
| 2023 | $16,131.00 (+2.42%) | $1,331,100 Land $816,000 Building $515,100 |
| 2022 | $15,750.00 |
Assessed value is set for property tax purposes and is not a market price estimate.
Source: FEMA National Flood Hazard Layer, effective September 30, 2026
| FEMA Flood Zone | Zone X minimal risk |
|---|---|
| Flood Insurance Requirement | Not required lenders may require it |
Values are read at the parcel center point; lenders make the official flood determination.
Source: USDA Forest Service Wildfire Risk to Communities (2nd edition), as of 2024
| Wildfire Risk | High above 75% of the US · above 51% of California |
|---|---|
| Wildfire Likelihood | 0.4% annual chance |
| Exposure | Direct burnable vegetation |
Values cover an area roughly 900 ft across, not the parcel itself; insurers use their own ratings.
Source: EPA Safe Drinking Water Information System, as of September 2026
| Water System | WALNUT VALLEY WATER DISTRICT serves 100,941 people · EPA ID CA1910234 |
|---|---|
| Water Source | Purchased surface water from several systems |
| Last State Inspection | Jun 2023 |
| Lead | Under 1 ppb (2022–2024) action level 15 ppb |
| Water Quality | None last 10 years |
|---|---|
| Treatment and Procedure | None last 10 years |
| Monitoring and Reporting | None last 3 years |
Results are for the whole water system, not water tested at this address; lead at the tap also depends on the building's own pipes.
Source: FCC Broadband Data Collection, based on 82 locations within half a mile, as of December 31, 2025
| Provider | Max Down / Up (Mbps) |
|---|---|
| Spectrum Cable | 1,000 / 35 |
| T-Mobile Fixed Wireless | 100 / 20 |
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